arduous

形容词 adj.
/ˈɑː.djuː.əs/|/ˈɑː.d͡ʒuː.əs/    /ˈɑɹ.d͡ʒu.əs/

英文释义

形容词 adj.
  1. Needing or using up much energy; testing powers of endurance.
    — The movement towards a peaceful settlement has been a long and arduous political struggle.
  2. burning; ardent obsolete
    — 1805-1814, Dante, Henry Francis Cary (translator), The Divine Comedy Where flames the arduous Spirit of Isidore.
  3. Difficult or exhausting to traverse.
    — Beyond the river, an arduous slope rises 3286 feet in 13 miles.

词形变化

more arduous comparative most arduous superlative

词源

Etymology tree
Latin arduus
English arduous
From Latin arduus (“lofty, high, steep, hard to reach, difficult, laborious”), akin to Irish ard (“high”).
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